9163447552 has 72 divisors (see below), whose sum is σ = 21045024000. Its totient is φ = 3900721152.

The previous prime is 9163447541. The next prime is 9163447571. The reversal of 9163447552 is 2557443619.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249849 + ... + 284167.

It is an arithmetic number, because the mean of its divisors is an integer number (292292000).

Almost surely, 2^9163447552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9163447552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10522512000).

9163447552 is an abundant number, since it is smaller than the sum of its proper divisors (11881576448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9163447552 is a wasteful number, since it uses less digits than its factorization.

9163447552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34491 (or 34477 counting only the distinct ones).

The product of its digits is 907200, while the sum is 46.

The square root of 9163447552 is about 95725.8980213819. The cubic root of 9163447552 is about 2092.6003782638.

The spelling of 9163447552 in words is "nine billion, one hundred sixty-three million, four hundred forty-seven thousand, five hundred fifty-two".